LiAlO2
The lattice parameter of Lithium Aluminium Oxide (LiAlO2 ) crystal can match with the Gallium Nitride film very well. The mismatch coefficients is much smaller than that of the common used substrates.
Physical Property |
molecular formula
|
LiAlO2 |
Crystal Structure |
Tetragonal |
Cell parameter ( Å ) |
a=5.17 c=6.26 |
Growth Method |
CZ |
Melting point |
1900oC |
Density |
2.62g/cm3 |
Hardness |
7.5Mohs |
Standard Size |
20×20×0.5mm
10×10×0.5mm
Special size and orientation are available upon request |
Orientation Accuracy |
±0.3o |
Polishing& Micro Roughness
|
Single or double sides polished Ra<5 Å |
|